IBX-10663: Z-index issue on UDW translate panel when attempting to edit translated content (#1758)

changed z-index to accommodate translation panel

Co-authored-by: Barbara Grajczyk <[email protected]>

Author: Sztig

src/bundle/Resources/public/scss/ui/modules/universal-discovery/mixins/_selected.items.panel.scss

@@ -11,7 +11,7 @@
     border-top-right-radius: $ibexa-border-radius;
     border-bottom-right-radius: $ibexa-border-radius;
     box-shadow: calculateRem(4px) calculateRem(22px) calculateRem(47px) 0 rgba($ibexa-color-info, 0.15);
-    z-index: 1;
+    z-index: 2;
     transition: all $ibexa-admin-transition-duration $ibexa-admin-transition;
 
     &__header {